xref: /linux/Documentation/devicetree/bindings/clock/amlogic,a9-peripherals-clkc.yaml (revision 502d45774af09f1c681c754c4b7cdfb5d7f72fd9)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2026 Amlogic, Inc. All rights reserved
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/amlogic,a9-peripherals-clkc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Amlogic A9 Series Peripherals Clock Controller

maintainers:
  - Neil Armstrong <neil.armstrong@linaro.org>
  - Jerome Brunet <jbrunet@baylibre.com>
  - Jian Hu <jian.hu@amlogic.com>
  - Xianwei Zhao <xianwei.zhao@amlogic.com>

properties:
  compatible:
    const: amlogic,a9-peripherals-clkc

  reg:
    maxItems: 1

  '#clock-cells':
    const: 1

  clocks:
    minItems: 27
    items:
      - description: input oscillator
      - description: input fclk div 2
      - description: input fclk div 3
      - description: input fclk div 4
      - description: input fclk div 5
      - description: input fclk div 7
      - description: input fclk div 2p5
      - description: input sys clk
      - description: input gp1 pll
      - description: input gp2 pll
      - description: input sys pll div 16
      - description: input cpu clk div 16
      - description: input a78 clk div 16
      - description: input dsu clk div 16
      - description: input rtc clk
      - description: input gp0 pll
      - description: input hifi0 pll
      - description: input hifi1 pll
      - description: input mclk0 pll
      - description: input mclk1 pll
      - description: input video1 pll
      - description: input video2 pll
      - description: input hdmi out2 clk
      - description: input hdmi pixel clk
      - description: input pixel0 pll
      - description: input pixel1 pll
      - description: input ddr pll test clk
      - description: external input rmii oscillator (optional)

  clock-names:
    minItems: 27
    items:
      - const: xtal
      - const: fdiv2
      - const: fdiv3
      - const: fdiv4
      - const: fdiv5
      - const: fdiv7
      - const: fdiv2p5
      - const: sys
      - const: gp1
      - const: gp2
      - const: sysplldiv16
      - const: cpudiv16
      - const: a78div16
      - const: dsudiv16
      - const: rtc
      - const: gp0
      - const: hifi0
      - const: hifi1
      - const: mclk0
      - const: mclk1
      - const: vid1
      - const: vid2
      - const: hdmiout2
      - const: hdmipix
      - const: pix0
      - const: pix1
      - const: ddr_test
      - const: ext_rmii

required:
  - compatible
  - reg
  - '#clock-cells'
  - clocks
  - clock-names

additionalProperties: false

examples:
  - |
    soc {
        #address-cells = <2>;
        #size-cells = <2>;

        clock-controller@200 {
            compatible = "amlogic,a9-peripherals-clkc";
            reg = <0x0 0x200 0x0 0x2f8>;
            #clock-cells = <1>;
            clocks = <&xtal>,
                     <&scmi_clk 10>,
                     <&scmi_clk 12>,
                     <&scmi_clk 14>,
                     <&scmi_clk 16>,
                     <&scmi_clk 18>,
                     <&scmi_clk 20>,
                     <&scmi_clk 21>,
                     <&scmi_clk 33>,
                     <&scmi_clk 34>,
                     <&scmi_clk 35>,
                     <&scmi_clk 36>,
                     <&scmi_clk 37>,
                     <&scmi_clk 38>,
                     <&scmi_clk 40>,
                     <&gp0 3>,
                     <&hifi0 3>,
                     <&hifi1 3>,
                     <&mclk0 3>,
                     <&mclk1 3>,
                     <&vid1>,
                     <&vid2>,
                     <&hdmitx 10>,
                     <&hdmitx 11>,
                     <&pix0>,
                     <&pix1>,
                     <&ddr 3>;
            clock-names = "xtal",
                          "fdiv2",
                          "fdiv3",
                          "fdiv4",
                          "fdiv5",
                          "fdiv7",
                          "fdiv2p5",
                          "sys",
                          "gp1",
                          "gp2",
                          "sysplldiv16",
                          "cpudiv16",
                          "a78div16",
                          "dsudiv16",
                          "rtc",
                          "gp0",
                          "hifi0",
                          "hifi1",
                          "mclk0",
                          "mclk1",
                          "vid1",
                          "vid2",
                          "hdmiout2",
                          "hdmipix",
                          "pix0",
                          "pix1",
                          "ddr_test";
        };
    };